64991286

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{619}}^1$

素因数の和:953

約数の個数: 48

約数和(自身を含む): 148948800

約数和(自身を除く): 83957514

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 307, 342, 614, 619, 921, 1238, 1842, 1857, 2763, 3714, 5526, 5571, 5833, 11142, 11666, 11761, 17499, 23522, 34998, 35283, 52497, 70566, 104994, 105849, 190033, 211698, 380066, 570099, 1140198, 1710297, 3420594, 3610627, 7221254, 10831881, 21663762, 32495643, 64991286]

約数ペア:

[(1, 64991286), (2, 32495643), (3, 21663762), (6, 10831881), (9, 7221254), (18, 3610627), (19, 3420594), (38, 1710297), (57, 1140198), (114, 570099), (171, 380066), (307, 211698), (342, 190033), (614, 105849), (619, 104994), (921, 70566), (1238, 52497), (1842, 35283), (1857, 34998), (2763, 23522), (3714, 17499), (5526, 11761), (5571, 11666), (5833, 11142)]